31880265

素因数分解:

$3^1\times 5^1\times {\mathrm{331}}^1\times {\mathrm{6421}}^1$

素因数の和:6760

約数の個数: 16

約数和(自身を含む): 51170496

約数和(自身を除く): 19290231

約数列:

[1, 3, 5, 15, 331, 993, 1655, 4965, 6421, 19263, 32105, 96315, 2125351, 6376053, 10626755, 31880265]

約数ペア:

[(1, 31880265), (3, 10626755), (5, 6376053), (15, 2125351), (331, 96315), (993, 32105), (1655, 19263), (4965, 6421)]